Highest Temperatures in St. Helena by Year

Here is a list and chart of the hottest annual temperatures recorded in St. Helena, California for each year between 1908 and 2023.
Year Temperature
2021 107 °F
2018 106 °F
2017 113 °F
2016 104 °F
2015 105 °F
2014 101 °F
2013 103 °F
2012 103 °F
2011 99 °F
2010 104 °F
2008 103 °F
2007 102 °F
2006 108 °F
2005 100 °F
2003 102 °F
2002 108 °F
2001 103 °F
2000 107 °F
1999 104 °F
1997 107 °F
1996 110 °F
1995 107 °F
1994 104 °F
1993 111 °F
1991 109 °F
1990 107 °F
1989 105 °F
1986 100 °F
1983 108 °F
1978 106 °F
1977 109 °F
1976 110 °F
1975 110 °F
1974 105 °F
1973 107 °F
1972 115 °F
1971 111 °F
1970 107 °F
1969 108 °F
1968 103 °F
1967 104 °F
1966 106 °F
1965 101 °F
1964 106 °F
1963 103 °F
1962 106 °F
1960 107 °F
1959 111 °F
1958 106 °F
1957 109 °F
1956 106 °F
1955 113 °F
1954 109 °F
1953 107 °F
1952 108 °F
1951 107 °F
1950 112 °F
1949 107 °F
1948 105 °F
1947 104 °F
1946 109 °F
1945 106 °F
1944 112 °F
1943 107 °F
1942 107 °F
1941 102 °F
1940 107 °F
1939 108 °F
1938 105 °F
1937 109 °F
1936 106 °F
1935 107 °F
1934 107 °F
1933 107 °F
1932 108 °F
1931 114 °F
1930 105 °F
1929 106 °F
1928 106 °F
1927 107 °F
1926 109 °F
1925 112 °F
1924 104 °F
1923 110 °F
1922 106 °F
1921 112 °F
1918 109 °F
1917 106 °F
1916 108 °F
1915 112 °F
1914 105 °F
1913 115 °F
1912 103 °F
1911 102 °F
1910 107 °F
1909 109 °F
1908 106 °F
Weather Station Details
Years Station Coordinates
1907–2023 Saint Helena location